The video follows a man's journey to uncover the true age of Earth, leading to the discovery of a significant threat. Set in Pasadena, California, in 1966, the narrative introduces Claire Patterson, a geochemist determined to combat an invisible menace threatening humanity.

What was the primary goal of the man mentioned in the beginning of the video?

• To travel around the world

• To write a book about geology

• To discover a new element

• To find the true age of the Earth

In which year did the events in Pasadena, California take place?

• 1986

• 1976

• 1966

• 1956

What was Claire Patterson's nickname?

• Pat

• Paul

• Phil

• Pete

What kind of threat did Pat discover?

• A financial crisis

• An invisible menace

• A natural disaster

• A visible threat

What was Pat's attitude towards the threat he discovered?

• Indifferent

• Determined to stop it

• Unaware of it

• Curious but passive